/* ── Reset & Base ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy: #0f1923;
  --navy-light: #1a2a3a;
  --accent: #2c7be5;
  --accent-hover: #1a68d1;
  --bg: #f7f8fa;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --red: #ef4444;
  --green: #10b981;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

html, body { height: 100%; }
body { font-family: var(--font); color: var(--gray-900); background: var(--bg); }
#app { height: 100dvh; height: 100vh; /* fallback for older browsers */ }
@supports (height: 100dvh) { #app { height: 100dvh; } }

/* ── Auth screens (login / forgot / reset) ────────── */
.auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  background: var(--brand-paper);
  padding: 24px;
  font-family: var(--brand-font-ui);
  color: var(--brand-text);
}

.auth-form-wrap {
  width: 100%;
  max-width: 400px;
}

.auth-header {
  text-align: center;
  margin-bottom: 40px;
}
.auth-header--with-intro { margin-bottom: 0; }

.auth-wordmark {
  font-family: var(--brand-font-ui);
  font-weight: 700;
  font-size: 36px;
  letter-spacing: -0.02em;
  color: var(--brand-ink);
  line-height: 1;
}
html[data-theme="dark"] .auth-wordmark { color: var(--brand-text); }
.auth-wordmark-i { color: var(--brand-amber); }
html[data-theme="dark"] .auth-wordmark-i { color: var(--brand-amber-deep); }

.auth-tagline {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 14px;
  color: var(--brand-text-muted);
  margin-top: 4px;
}

.auth-intro {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 16px;
  color: var(--brand-text-muted);
  text-align: center;
  margin-top: 16px;
  margin-bottom: 32px;
  line-height: 1.5;
}

.auth-form { display: block; }
.auth-field { margin-bottom: 16px; }
.auth-field--tight { margin-bottom: 0; }

.auth-field-label {
  display: block;
  font-family: var(--brand-font-ui);
  font-size: 12px;
  font-weight: 500;
  color: var(--brand-text-muted);
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}

.auth-field-input {
  display: block;
  width: 100%;
  background: var(--brand-surface);
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  padding: 12px 14px;
  font-family: var(--brand-font-ui);
  font-size: 16px;
  color: var(--brand-text);
  outline: none;
  transition: border-color 150ms ease;
  appearance: none;
  -webkit-appearance: none;
}
.auth-field-input::placeholder { color: var(--brand-text-quiet); }
.auth-field-input:focus { border-color: var(--brand-border-strong); box-shadow: none; }

/* Defeat browser autofill's pale-lavender background — must use !important
   because :-webkit-autofill wins the cascade otherwise. The 9999s transition
   delays the autofill repaint indefinitely so the inset shadow holds. */
.auth-field-input:-webkit-autofill,
.auth-field-input:-webkit-autofill:hover,
.auth-field-input:-webkit-autofill:focus,
.auth-field-input:-webkit-autofill:active {
  -webkit-text-fill-color: var(--brand-text) !important;
  -webkit-box-shadow: 0 0 0 1000px var(--brand-surface) inset !important;
  caret-color: var(--brand-text) !important;
  border-color: var(--brand-border) !important;
  transition: background-color 9999s ease-in-out 0s;
}

.auth-forgot-link-wrap {
  text-align: right;
  margin-top: 8px;
  margin-bottom: 24px;
}
.auth-forgot-link {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-quiet);
  text-decoration: none;
  transition: color 150ms ease;
}
.auth-forgot-link:hover { color: var(--brand-text); }

.auth-submit {
  display: block;
  width: 100%;
  background: var(--brand-amber);
  color: var(--brand-amber-text-on);
  border: 0.5px solid var(--brand-amber-deep);
  border-radius: var(--brand-radius-md);
  padding: 14px 18px;
  min-height: 44px;
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 150ms ease, transform 80ms ease;
}
.auth-submit:hover:not(:disabled) { background: var(--brand-amber-deep); color: var(--brand-amber-text-on); }
.auth-submit:active:not(:disabled) { transform: scale(0.98); }
.auth-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.auth-submit--editorial { margin-top: 8px; }

.auth-back-link {
  display: block;
  text-align: center;
  margin-top: 16px;
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-quiet);
  text-decoration: none;
  transition: color 150ms ease;
}
.auth-back-link:hover { color: var(--brand-text); }

.auth-error {
  margin-top: 16px;
  background: rgba(220, 60, 60, 0.08);
  border: 0.5px solid rgba(220, 60, 60, 0.2);
  border-radius: var(--brand-radius-md);
  padding: 10px 12px;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: #A32D2D;
  line-height: 1.4;
}
html[data-theme="dark"] .auth-error {
  background: rgba(248, 113, 113, 0.1);
  border-color: rgba(248, 113, 113, 0.3);
  color: #E08B8B;
}

.auth-editorial { text-align: center; }
.auth-editorial-heading {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 22px;
  color: var(--brand-text);
  line-height: 1.3;
  margin-bottom: 12px;
}
.auth-editorial-heading--small { font-size: 20px; }
.auth-editorial-body {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text-muted);
  line-height: 1.5;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 16px;
  font-family: var(--font);
  transition: border-color 0.15s;
  outline: none;
}

.form-group input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(44,123,229,0.1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  width: 100%;
  background: var(--accent);
  color: var(--white);
  padding: 12px;
  margin-top: 8px;
  min-height: 44px;
}

.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }

/* ── Layout ───────────────────────────────────────── */
.app-layout {
  display: flex;
  height: 100%;
}

/* ── Hamburger ────────────────────────────────────── */
.hamburger-btn {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--white);
  font-size: 22px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 99;
}

.sidebar-overlay.active { display: block; }

/* ── Sidebar ──────────────────────────────────────── */
.sidebar {
  width: 240px;
  min-width: 240px;
  background: var(--navy);
  color: var(--white);
  display: flex;
  flex-direction: column;
  padding: 24px 16px 16px;
}

.sidebar-brand {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
  padding: 0 8px 20px;
  border-bottom: 1px solid var(--navy-light);
  margin-bottom: 16px;
}

.sidebar-company {
  font-size: 13px;
  color: var(--gray-400);
  padding: 0 8px;
  margin-bottom: 4px;
}

.sidebar-email {
  font-size: 12px;
  color: var(--gray-500);
  padding: 0 8px;
  word-break: break-all;
}

/* -- New Chat Button ---------------------------------------- */
.btn-new-chat {
  width: calc(100% - 16px);
  margin: 0 8px 12px;
  padding: 12px 12px;
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s;
  min-height: 44px;
}
.btn-new-chat:hover { background: var(--accent-hover); }

/* -- Conversation List -------------------------------------- */
.sidebar-conversations {
  flex: 1;
  overflow-y: auto;
  padding: 0 4px;
  min-height: 0;
}

.conv-date-group {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  padding: 8px 8px 4px;
  font-weight: 600;
}

.conv-item {
  position: relative;
  padding: 8px 28px 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
  margin-bottom: 2px;
}
.conv-item:hover { background: var(--navy-light); }
.conv-item.conv-active { background: var(--navy-light); }

.conv-preview {
  font-size: 12px;
  color: var(--gray-300);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.conv-meta {
  font-size: 10px;
  color: var(--gray-500);
  margin-top: 2px;
}

.conv-delete-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--gray-500);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  opacity: 0;
  transition: opacity 0.12s, color 0.12s;
}
.conv-item:hover .conv-delete-btn { opacity: 1; }
.conv-delete-btn:hover { color: var(--red); }

.conv-empty {
  font-size: 12px;
  color: var(--gray-500);
  text-align: center;
  padding: 16px 8px;
}

.btn-clear-convs {
  display: block;
  width: calc(100% - 16px);
  margin: 4px 8px 8px;
  padding: 5px 8px;
  font-size: 11px;
  color: #6b7280;
  background: none;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  cursor: pointer;
  text-align: center;
}
.btn-clear-convs:hover { background: rgba(239,68,68,0.1); color: #ef4444; border-color: rgba(239,68,68,0.2); }
.btn-clear-convs:disabled { opacity: 0.5; cursor: not-allowed; }

.sidebar-spacer { flex: 0 0 auto; height: 8px; }

.btn-logout {
  background: transparent;
  color: var(--gray-400);
  border: 1px solid var(--navy-light);
  width: 100%;
  padding: 10px;
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  min-height: 44px;
}

.btn-logout:hover {
  background: var(--navy-light);
  color: var(--white);
}

.btn-profile {
  background: transparent;
  color: var(--gray-400);
  border: 1px solid var(--navy-light);
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  margin-bottom: 6px;
}

.btn-profile:hover {
  background: var(--navy-light);
  color: var(--white);
}

/* -- Profile Modal -- */
.profile-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.profile-modal {
  background: var(--white);
  border-radius: 12px;
  padding: 24px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
}

.profile-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-900);
}

.profile-modal-close {
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--gray-400);
  padding: 0 4px;
}

.profile-modal-close:hover {
  color: var(--gray-700);
}

/* ── Chat ─────────────────────────────────────────── */
.chat-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--white);
  min-width: 0;
}

.chat-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--gray-200);
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-700);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.message-row {
  display: flex;
  gap: 10px;
  max-width: 70%;
}

.message-row.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.message-row.assistant {
  align-self: flex-start;
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
  background: var(--brand-sand);
  color: var(--brand-text);
  border: 0.5px solid var(--brand-border);
}

.message-bubble {
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

.message-row.user .message-bubble {
  background: var(--accent);
  color: var(--white);
  border-bottom-right-radius: 4px;
}

.message-row.assistant .message-bubble {
  background: var(--gray-100);
  color: var(--gray-900);
  border-bottom-left-radius: 4px;
}

.message-time {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 8px;
  padding: 0 4px;
}

.message-row.user .message-time { text-align: right; }

/* ── Message Column ───────────────────────────────── */
.message-col { min-width: 0; max-width: 100%; }

/* ── Product Card Carousel ───────────────────────── */
.pc-wrapper {
  position: relative;
}

.product-carousel {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 8px 0 4px;
  scrollbar-width: none;
}
.product-carousel::-webkit-scrollbar { display: none; }

.pc-card {
  flex: 0 0 168px;
  width: 168px;
  background: var(--brand-surface);
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-lg);
  padding: 12px;
  position: relative;
  scroll-snap-align: start;
  cursor: pointer;
  transition: border-color 0.15s;
}
.pc-card:hover {
  border-color: var(--brand-border-strong);
}

/* Carousel header — "Showing N of M results" */
.pc-search-context {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 400;
  color: var(--brand-text);
  background: var(--brand-sand);
  border: 0.5px solid var(--brand-border);
  border-left: 3px solid var(--brand-amber);
  border-radius: var(--brand-radius-md);
  padding: 10px 14px;
  margin-bottom: 12px;
}
html[data-theme="dark"] .pc-search-context {
  background: var(--brand-surface);
  border-color: var(--brand-border-strong);
  border-left-color: var(--brand-amber-deep);
  color: var(--brand-text);
}

/* Featured product card for SKU mode — single centered card */
.pc-featured-wrapper {
  display: flex;
  justify-content: center;
  padding: 8px 0 4px;
}
.pc-featured-card.pc-card {
  flex: 0 0 280px;
  width: 280px;
}
.pc-featured-card .pc-img-wrap {
  height: 160px;
}
.pc-near-match-badge {
  position: absolute;
  top: 6px;
  left: 6px;
  background: #f59e0b;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.pc-restricted-badge {
  position: absolute;
  top: 6px;
  left: 6px;
  background: #f59e0b;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.rep-contact-btn {
  background: #f59e0b !important;
  color: #fff !important;
  border: none !important;
}
.rep-contact-btn:hover {
  background: #d97706 !important;
}
.pd-restricted-notice {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 14px;
  color: var(--brand-text-muted);
  background: var(--brand-sand);
  border: 0.5px solid var(--brand-border);
  border-left: 3px solid var(--brand-amber);
  border-radius: var(--brand-radius-md);
  padding: 10px 14px;
  margin: 8px 0 16px;
}
html[data-theme="dark"] .pd-restricted-notice {
  background: var(--brand-surface);
  border-left-color: var(--brand-amber-deep);
}
.pc-matched-variant-badge {
  font-size: 11px;
  font-weight: 600;
  color: #059669;
  margin: 2px 0 4px;
}

.pc-img-wrap {
  position: relative;
  width: 100%;
  height: 110px;
  background: var(--brand-sand);
  border-radius: 8px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.pc-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.pc-img-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-sand);
}

.pc-body { padding: 0; }
.pc-vendor {
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-text-quiet);
  margin-bottom: 2px;
}
.pc-title {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
  min-height: 34px;
}
.pc-sku {
  font-family: var(--brand-font-ui);
  font-size: 10px;
  color: var(--brand-text-quiet);
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pc-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 10px;
}
.pc-price-amount {
  font-family: var(--brand-font-ui);
  font-size: 15px;
  font-weight: 600;
  color: var(--brand-amber-deep);
  line-height: 1;
}
.pc-price-suffix {
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 400;
  color: var(--brand-text-quiet);
  line-height: 1;
}
.pc-btn {
  width: 100%;
  padding: 8px 12px;
  background: transparent;
  color: var(--brand-text);
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.12s, transform 0.08s;
}
.pc-btn:hover { background: var(--brand-sand); }
.pc-btn:active { transform: scale(0.98); }

/* Skeleton cards */
.pc-skeleton .pc-card-skeleton { pointer-events: none; }
.pc-pulse {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
  background-size: 200% 100%;
  animation: pc-shimmer 1.5s infinite;
}
@keyframes pc-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Desktop carousel arrows */
.pc-arrow {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: #0f1923;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  transition: opacity 0.2s, background 0.15s;
  padding: 0;
}
.pc-arrow:hover { background: #1a2a3a; }
.pc-arrow-left { left: -4px; }
.pc-arrow-right { right: -4px; }
.pc-arrow-hidden { opacity: 0; pointer-events: none; }
.pc-arrow svg { display: block; margin: auto; }

@media (min-width: 769px) {
  .pc-arrow { display: flex; }
}

/* Desktop scroll hint */
.pc-scroll-hint {
  display: none;
  text-align: center;
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 6px;
}
@media (min-width: 769px) {
  .pc-scroll-hint { display: block; }
}

/* ── Product Detail Overlay (Layer 1) ────────────── */
/* ══════════════════════════════════════════════════
   PRODUCT DETAIL OVERLAY (Layer 1) — Brand
   ══════════════════════════════════════════════════ */
.pd-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  pointer-events: none;
}
.pd-overlay.pd-open { pointer-events: auto; }
.pd-overlay.pd-open .pd-backdrop { opacity: 1; }

.pd-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.3s;
}
html[data-theme="dark"] .pd-backdrop { background: rgba(0, 0, 0, 0.7); }

.pd-sheet {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-height: 95dvh;
  background: var(--brand-surface);
  border: 0.5px solid var(--brand-border);
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
  z-index: 1;
}
.pd-overlay.pd-open .pd-sheet { transform: translateY(0); }

@media (min-width: 769px) {
  .pd-overlay { align-items: center; justify-content: center; }
  .pd-sheet {
    width: 1000px;
    max-width: calc(100vw - 32px);
    max-height: 85dvh;
    border-radius: var(--brand-radius-lg);
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .pd-overlay.pd-open .pd-sheet { transform: translateY(0); opacity: 1; }
}

.pd-drag-handle {
  width: 36px;
  height: 4px;
  background: var(--brand-border-strong);
  border-radius: 2px;
  margin: 8px auto 4px;
  cursor: grab;
  flex-shrink: 0;
}
@media (min-width: 769px) { .pd-drag-handle { display: none; } }

.pd-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border: 0.5px solid var(--brand-border);
  background: var(--brand-paper);
  border-radius: 50%;
  font-family: var(--brand-font-ui);
  font-size: 18px;
  line-height: 1;
  color: var(--brand-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: background 0.15s, color 0.15s;
}
.pd-close:hover { background: var(--brand-sand); color: var(--brand-text); }

/* Body: stacked mobile / two-column desktop */
.pd-body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 8px 16px 32px;
}
@media (min-width: 769px) {
  .pd-body {
    display: grid;
    grid-template-columns: 45% 55%;
    gap: 0;
    padding: 0;
    min-height: 480px;
  }
}

/* ── Gallery ── */
.pd-gallery {
  position: relative;
  background: var(--brand-sand);
  border-radius: var(--brand-radius-md);
  margin-bottom: 16px;
  padding: 12px;
}
.pd-gallery-img-wrap {
  width: 100%;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
@media (min-width: 769px) {
  .pd-gallery {
    margin: 0;
    padding: 16px;
    border-radius: 0;
    border-right: 0.5px solid var(--brand-border);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .pd-gallery-img-wrap { height: 100%; min-height: 380px; }
}
.pd-gallery-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.pd-img-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-paper);
  color: var(--brand-text-quiet);
  font-family: var(--brand-font-ui);
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  border-radius: var(--brand-radius-sm);
}

.pd-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border: 0.5px solid var(--brand-border);
  background: var(--brand-paper);
  border-radius: 50%;
  color: var(--brand-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s, background 0.15s;
  z-index: 2;
}
.pd-nav:hover { border-color: var(--brand-border-strong); }
html[data-theme="dark"] .pd-nav { background: var(--brand-surface); }
.pd-nav-left { left: 12px; }
.pd-nav-right { right: 12px; }

.pd-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}
.pd-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-border-strong);
  cursor: pointer;
  transition: background 0.15s;
}
.pd-dot.active { background: var(--brand-amber); }

/* ── Info column ── */
.pd-info {
  display: flex;
  flex-direction: column;
}
@media (min-width: 769px) {
  .pd-info {
    padding: 24px;
    overflow-y: auto;
  }
}

.pd-vendor {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-text-quiet);
  margin-bottom: 4px;
}
.pd-title {
  font-family: var(--brand-font-ui);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--brand-text);
  line-height: 1.3;
  margin-bottom: 8px;
}
.pd-price {
  font-family: var(--brand-font-ui);
  font-size: 22px;
  font-weight: 600;
  color: var(--brand-amber-deep);
  margin-bottom: 12px;
}
html[data-theme="dark"] .pd-price { color: var(--brand-amber-bright); }
.pd-price-suffix {
  font-size: 12px;
  font-weight: 400;
  color: var(--brand-text-quiet);
  margin-left: 2px;
}
.pd-type-badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  color: var(--brand-text-muted);
  background: var(--brand-sand);
  padding: 4px 10px;
  border-radius: var(--brand-radius-pill);
  margin-bottom: 16px;
}
.pd-sku-display {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text-muted);
  margin-bottom: 16px;
}
.pd-sku-value {
  font-family: var(--brand-font-mono);
  font-weight: 500;
  color: var(--brand-text);
}

/* ── Variant selectors (single / 1D / fallback) ── */
.pd-option-group { margin-bottom: 14px; }
.pd-option-label {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brand-text-muted);
  margin-bottom: 6px;
}
.pd-option-group-locked .pd-swatch,
.pd-option-group-locked .pd-size-pill,
.pd-option-group-locked .pd-select { cursor: default; }

.pd-color-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pd-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--brand-border-strong);
  background: #ccc;
  cursor: pointer;
  padding: 0;
  transition: box-shadow 0.15s;
}
.pd-swatch.active { box-shadow: 0 0 0 2px var(--brand-amber); }
.pd-swatch-light { box-shadow: inset 0 0 0 1px var(--brand-border-strong); }
.pd-swatch-light.active { box-shadow: inset 0 0 0 1px var(--brand-border-strong), 0 0 0 2px var(--brand-amber); }
.pd-swatch:disabled { cursor: not-allowed; }

.pd-size-row { display: flex; gap: 6px; flex-wrap: wrap; }
.pd-size-pill {
  padding: 8px 14px;
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  background: transparent;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.pd-size-pill:hover:not(:disabled) { background: var(--brand-sand); }
.pd-size-pill.active {
  background: var(--brand-ink);
  color: var(--brand-paper);
  border-color: var(--brand-ink);
}
html[data-theme="dark"] .pd-size-pill.active {
  background: var(--brand-paper);
  color: var(--brand-ink);
  border-color: var(--brand-paper);
}
.pd-size-pill:disabled { cursor: not-allowed; }

.pd-select {
  width: 100%;
  padding: 8px 12px;
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text);
  background: var(--brand-surface);
  outline: none;
}
.pd-select:focus { border-color: var(--brand-text-muted); }

/* ── Quantity stepper ── */
.pd-qty-stepper { margin: 12px 0 4px; }
.pd-qty-label {
  display: block;
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-text-muted);
  margin-bottom: 6px;
}
.pd-qty-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}
.pd-qty-btn {
  width: 32px;
  height: 32px;
  background: var(--brand-paper);
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-sm);
  font-family: var(--brand-font-ui);
  font-size: 16px;
  font-weight: 500;
  color: var(--brand-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}
.pd-qty-btn:hover:not(:disabled) { background: var(--brand-sand); }
.pd-qty-btn:disabled { opacity: 0.3; cursor: default; }
.pd-qty-input {
  width: 60px;
  height: 32px;
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-sm);
  text-align: center;
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text);
  background: var(--brand-surface);
  -moz-appearance: textfield;
}
.pd-qty-input::-webkit-outer-spin-button,
.pd-qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.pd-qty-min-note {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  margin-top: 4px;
}
.pd-qty-adjust-note {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  color: var(--brand-amber-deep);
  margin-top: 4px;
}
html[data-theme="dark"] .pd-qty-adjust-note { color: var(--brand-amber-bright); }

/* ── Validation message (brand red wash) ── */
.pd-validation-msg {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: #A32D2D;
  background: rgba(220, 60, 60, 0.08);
  border: 0.5px solid rgba(220, 60, 60, 0.2);
  border-radius: var(--brand-radius-md);
  padding: 8px 12px;
  margin-top: 8px;
}
html[data-theme="dark"] .pd-validation-msg { color: #F88E8E; }

/* ── Min-qty badge ── */
.pd-min-qty-area { margin: 4px 0 12px; }
.pd-min-qty-badge {
  display: inline-block;
  background: var(--brand-sand);
  color: var(--brand-text-muted);
  font-family: var(--brand-font-ui);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--brand-radius-pill);
  border: 0.5px solid var(--brand-border);
}
.pd-min-qty-total {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-quiet);
  margin-top: 4px;
}

/* ── Case-pack savings callout ── */
.pd-savings-callout {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text);
  background: var(--brand-sand);
  border: 0.5px solid var(--brand-border);
  border-left: 3px solid var(--brand-amber);
  border-radius: var(--brand-radius-md);
  padding: 10px 14px;
  margin-bottom: 16px;
  line-height: 1.5;
}
html[data-theme="dark"] .pd-savings-callout {
  background: var(--brand-surface);
  border-left-color: var(--brand-amber-deep);
}

/* Per-variant savings (fallback selector chain) */
.pd-variant-savings {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  color: var(--brand-amber-deep);
  margin-top: 4px;
}
html[data-theme="dark"] .pd-variant-savings { color: var(--brand-amber-bright); }

/* Carousel savings badge (product card — preserved as-is) */
.pc-savings-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  background: var(--brand-amber);
  color: var(--brand-amber-text-on);
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: var(--brand-radius-sm);
  z-index: 2;
  letter-spacing: 0.02em;
}

/* ── 2D variant matrix ── */
.pd-matrix-wrap { margin: 12px 0 4px; overflow-x: auto; }
.pd-matrix {
  display: grid;
  gap: 0;
  background: var(--brand-surface);
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  overflow: hidden;
  min-width: 100%;
}
.pd-matrix-corner {
  background: var(--brand-sand);
  border-bottom: 1px solid var(--brand-border-strong);
}
.pd-matrix-header {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brand-text-muted);
  background: var(--brand-sand);
  text-align: center;
  padding: 8px 6px;
  border-bottom: 1px solid var(--brand-border-strong);
  border-left: 0.5px solid var(--brand-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.pd-matrix-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid var(--brand-border-strong);
  display: inline-block;
  flex-shrink: 0;
}
.pd-matrix-swatch[data-light="1"] { box-shadow: inset 0 0 0 1px var(--brand-border-strong); }
.pd-matrix-header-label { line-height: 1.2; }

.pd-matrix-row-label {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
  text-align: left;
  padding: 10px 12px;
  border-bottom: 0.5px solid var(--brand-border);
  background: var(--brand-paper);
  display: flex;
  align-items: center;
  gap: 8px;
}
.pd-matrix-cell {
  padding: 8px 6px;
  border-left: 0.5px solid var(--brand-border);
  border-bottom: 0.5px solid var(--brand-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  background: var(--brand-surface);
}
.pd-matrix-qty {
  width: 100%;
  max-width: 56px;
  height: 30px;
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-sm);
  text-align: center;
  font-family: var(--brand-font-ui);
  font-size: 16px;
  color: var(--brand-text);
  background: var(--brand-paper);
  -moz-appearance: textfield;
}
html[data-theme="dark"] .pd-matrix-qty { background: var(--brand-surface); }
.pd-matrix-qty::-webkit-outer-spin-button,
.pd-matrix-qty::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.pd-matrix-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.1;
}
.pd-matrix-sku {
  font-family: var(--brand-font-mono);
  font-size: 9px;
  color: var(--brand-text-quiet);
  margin-top: 2px;
}
.pd-matrix-price {
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 500;
  color: var(--brand-amber-deep);
  margin-top: 1px;
}
html[data-theme="dark"] .pd-matrix-price { color: var(--brand-amber-bright); }
.pd-matrix-skip {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text-quiet);
}

/* ── 1D matrix variant (single column of qty inputs) ── */
.pd-matrix-dim-label {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-text-quiet);
  margin-bottom: 8px;
}
.pd-matrix--one-d .pd-matrix-row-label {
  padding: 8px 12px;
}
.pd-matrix--one-d .pd-matrix-cell--one-d {
  padding: 6px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 0.5px solid var(--brand-border);
  border-bottom: 0.5px solid var(--brand-border);
  background: var(--brand-surface);
}
.pd-matrix--one-d .pd-matrix-qty { max-width: 64px; }
.pd-matrix--one-d .pd-matrix-sku-cell {
  padding: 8px 12px;
  border-left: 0.5px solid var(--brand-border);
  border-bottom: 0.5px solid var(--brand-border);
  background: var(--brand-paper);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.pd-matrix--one-d .pd-matrix-sku-cell .pd-matrix-sku {
  font-family: var(--brand-font-mono);
  font-size: 11px;
  color: var(--brand-text-quiet);
  margin-top: 0;
}
.pd-matrix--one-d .pd-matrix-sku-cell .pd-matrix-price {
  margin-top: 0;
  font-size: 11px;
}

@media (max-width: 600px) {
  .pd-matrix-sku { font-size: 11px; }
  .pd-matrix-price { font-size: 12px; }
  .pd-matrix-header { font-size: 12px; }
  .pd-matrix-row-label { padding: 10px 10px; font-size: 13px; }
  .pd-matrix-cell { padding: 10px 6px; }
  .pd-matrix-qty {
    min-height: 36px;
    max-width: 64px;
  }
}

/* ── More info & remove buttons ── */
.pd-more-info-btn {
  width: 100%;
  padding: 8px 14px;
  background: transparent;
  color: var(--brand-text);
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 16px;
  transition: background 0.15s;
}
.pd-more-info-btn:hover { background: var(--brand-sand); }

.pd-remove-cart-btn {
  width: 100%;
  padding: 8px 14px;
  background: transparent;
  color: #A32D2D;
  border: 0.5px solid rgba(220, 60, 60, 0.3);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s;
}
.pd-remove-cart-btn:hover { background: rgba(220, 60, 60, 0.06); }
.pd-remove-cart-btn:disabled { opacity: 0.5; cursor: default; }
html[data-theme="dark"] .pd-remove-cart-btn { color: #F88E8E; }

/* ── Sticky bottom bar ── */
.pd-bottom-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  background: var(--brand-surface);
  border-top: 0.5px solid var(--brand-border-strong);
}
@media (min-width: 769px) {
  .pd-bottom-bar {
    padding: 16px 24px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  }
}
.pd-bottom-summary {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text-muted);
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
}
.pd-bottom-label { color: var(--brand-text-muted); }
.pd-bottom-units { color: var(--brand-text); font-weight: 600; }
.pd-bottom-dot { color: var(--brand-text-quiet); }
.pd-bottom-total { color: var(--brand-text); font-weight: 600; }
.pd-bottom-restricted {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 13px;
  color: var(--brand-text-muted);
}
.pd-action-btn {
  background: var(--brand-amber);
  color: var(--brand-amber-text-on);
  border: 0.5px solid var(--brand-amber-deep);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 22px;
  min-height: 44px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.pd-action-btn:hover:not(:disabled) { background: var(--brand-amber-deep); }
.pd-action-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.pd-btn-success { background: var(--brand-amber-deep) !important; }

/* ── Product Info Overlay (Layer 2) ──────────────── */
/* ══════════════════════════════════════════════════
   PRODUCT INFO OVERLAY (Layer 2) — Brand
   ══════════════════════════════════════════════════ */
.pi-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  pointer-events: none;
}
.pi-overlay.pi-open { pointer-events: auto; }
.pi-overlay.pi-open .pi-backdrop { opacity: 1; }

.pi-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.3s;
}
html[data-theme="dark"] .pi-backdrop { background: rgba(0, 0, 0, 0.7); }

.pi-sheet {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-height: 95vh;
  background: var(--brand-surface);
  border: 0.5px solid var(--brand-border);
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
  z-index: 1;
}
.pi-overlay.pi-open .pi-sheet { transform: translateY(0); }

@media (min-width: 769px) {
  .pi-overlay { align-items: center; justify-content: center; }
  .pi-sheet {
    width: 700px;
    max-width: calc(100vw - 32px);
    max-height: 85vh;
    border-radius: var(--brand-radius-lg);
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .pi-overlay.pi-open .pi-sheet { transform: translateY(0); opacity: 1; }
}

.pi-drag-handle {
  width: 36px;
  height: 4px;
  background: var(--brand-border-strong);
  border-radius: 2px;
  margin: 8px auto 4px;
  cursor: grab;
  flex-shrink: 0;
}
@media (min-width: 769px) { .pi-drag-handle { display: none; } }

.pi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 0.5px solid var(--brand-border);
  flex-shrink: 0;
}
.pi-back {
  background: none;
  border: none;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text-muted);
  cursor: pointer;
  padding: 4px 0;
  display: inline-flex;
  align-items: center;
  transition: color 0.15s;
}
.pi-back:hover { color: var(--brand-text); }
.pi-close {
  width: 28px;
  height: 28px;
  border: 0.5px solid var(--brand-border);
  background: var(--brand-paper);
  border-radius: 50%;
  font-family: var(--brand-font-ui);
  font-size: 18px;
  line-height: 1;
  color: var(--brand-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.pi-close:hover { background: var(--brand-sand); color: var(--brand-text); }

.pi-content {
  padding: 20px 24px 24px;
  flex: 1;
  overflow-y: auto;
}

.pi-title {
  font-family: var(--brand-font-ui);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--brand-text);
  line-height: 1.3;
  margin-bottom: 10px;
}

.pi-meta-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-muted);
  margin-bottom: 18px;
}
.pi-meta-label {
  font-weight: 500;
  color: var(--brand-text-quiet);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 11px;
}
.pi-meta-value { color: var(--brand-text); }
.pi-meta-sep { color: var(--brand-border-strong); }

.pdi-description {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  line-height: 1.6;
  color: var(--brand-text);
  margin-bottom: 20px;
  word-break: break-word;
}
.pdi-description p { margin-bottom: 10px; }
.pdi-description p:last-child { margin-bottom: 0; }
.pdi-description ul,
.pdi-description ol { padding-left: 20px; margin-bottom: 10px; }
.pdi-description li { margin-bottom: 4px; }
.pdi-description strong,
.pdi-description b { font-weight: 600; color: var(--brand-text); }
.pdi-description em { font-style: italic; }
.pdi-description h3,
.pdi-description h4 {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-text);
  margin: 14px 0 6px;
}
.pdi-description img { display: none; }

.pi-spec-grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0 14px;
  margin-bottom: 18px;
  border-top: 0.5px solid var(--brand-border);
}
.pi-spec-label {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brand-text-quiet);
  padding: 8px 0;
  border-bottom: 0.5px solid var(--brand-border);
  white-space: nowrap;
  align-self: center;
}
.pi-spec-value {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text);
  padding: 8px 0;
  border-bottom: 0.5px solid var(--brand-border);
  align-self: center;
}

.pi-keyword-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}
.pi-keyword-pill {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  color: var(--brand-text-muted);
  background: var(--brand-sand);
  border-radius: var(--brand-radius-pill);
  padding: 4px 10px;
}

.pi-pdf-section { margin-top: 16px; }
.pi-pdf-heading {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 14px;
  color: var(--brand-text-muted);
  margin-bottom: 8px;
}
.pi-pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  background: transparent;
  color: var(--brand-text);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s;
  margin-right: 8px;
  margin-bottom: 8px;
}
.pi-pdf-btn:hover { background: var(--brand-sand); }

.pi-empty {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 14px;
  color: var(--brand-text-muted);
  text-align: center;
  padding: 32px 0;
}

/* ── Input Bar ────────────────────────────────────── */
.chat-input-bar {
  position: sticky;
  bottom: env(safe-area-inset-bottom, 0px);
  padding: 16px 24px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--gray-200);
  display: flex;
  gap: 10px;
  background: var(--white);
  z-index: 10;
}

.chat-input-bar textarea {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 16px;
  font-family: var(--font);
  resize: none;
  outline: none;
  min-height: 44px;
  max-height: 120px;
  line-height: 1.4;
  transition: border-color 0.15s;
}

.chat-input-bar textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(44,123,229,0.1);
}

.btn-send {
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  padding: 0 20px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
  min-width: 44px;
  min-height: 44px;
}

.btn-send:hover:not(:disabled) { background: var(--accent-hover); }
.btn-send:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Streaming indicator ──────────────────────────── */
.streaming-dot::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--gray-400);
  border-radius: 50%;
  margin-left: 4px;
  animation: pulse 1s infinite;
  vertical-align: middle;
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ── Admin ────────────────────────────────────────── */
.admin-wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 24px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.admin-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
}

.admin-back {
  font-size: 13px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.admin-section {
  background: var(--white);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.admin-section h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.admin-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.admin-form .form-group.full { grid-column: 1 / -1; }

.admin-form .btn-primary {
  grid-column: 1 / -1;
  margin-top: 4px;
}

.admin-msg {
  font-size: 13px;
  text-align: center;
  margin-top: 8px;
  min-height: 20px;
  grid-column: 1 / -1;
}

.admin-msg.success { color: var(--green); }
.admin-msg.error { color: var(--red); }

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.admin-table th {
  text-align: left;
  padding: 10px 12px;
  font-weight: 600;
  color: var(--gray-500);
  border-bottom: 2px solid var(--gray-200);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.admin-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-700);
}

.admin-table tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
}

.badge-active { background: #d1fae5; color: #065f46; }
.badge-inactive { background: #fee2e2; color: #991b1b; }

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  border: 1px solid var(--gray-300);
  background: var(--white);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font);
  color: var(--gray-700);
  transition: background 0.15s;
  min-height: 32px;
}

.btn-sm:hover { background: var(--gray-50); }
.btn-sm.active-filter { background: var(--accent); color: var(--white); border-color: var(--accent); }

/* ── Responsive ───────────────────────────────────── */
/* =========================================================
   Mobile breakpoint canon (Session 8a)
   768 — tablet portrait / iPad mini
   600 — large phone / phone landscape
   480 — phone portrait
   Touch target floor: 44px for primary actions, 40px for tertiary.
   Spacing: use --space-* tokens from brand.css.
   ========================================================= */
@media (max-width: 768px) {
  .hamburger-btn { display: flex; }

  .sidebar {
    position: fixed;
    left: -260px;
    top: 0;
    width: 240px;
    min-width: 240px;
    height: 100%;
    z-index: 100;
    transition: left 0.25s ease;
    padding-top: 64px;
  }

  .sidebar.open { left: 0; }

  .message-row { max-width: 85%; }
  .chat-messages { padding: 16px; }
  .chat-input-bar { padding: 12px 16px; padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px)); }

  .admin-form { grid-template-columns: 1fr; }
  .admin-table { font-size: 12px; }
  .admin-table th, .admin-table td { padding: 8px 6px; }
}

/* ══════════════════════════════════════════════════
   CART — Sidebar section
   ══════════════════════════════════════════════════ */
.sidebar-cart-section {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; margin: 6px 12px; border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  cursor: default; height: 48px; box-sizing: border-box;
}
.sidebar-cart-icon-wrap {
  font-size: 18px; flex-shrink: 0; opacity: 0.7;
}
.sidebar-cart-info {
  display: flex; flex-direction: column; flex: 1; min-width: 0;
}
.sidebar-cart-count {
  font-size: 13px; font-weight: 600; color: #e0e0e0;
}
.sidebar-cart-total {
  font-size: 11px; color: #999; margin-top: 1px;
}
.sidebar-cart-view-btn {
  padding: 4px 10px; border-radius: 4px; font-size: 11px; font-weight: 600;
  background: rgba(255,255,255,0.08); color: #d4d4d4; border: none;
  cursor: pointer; transition: background 0.15s; flex-shrink: 0;
}
.sidebar-cart-view-btn:hover { background: rgba(255,255,255,0.15); color: #fff; }

/* ══════════════════════════════════════════════════
   CART — Chat header indicator
   ══════════════════════════════════════════════════ */
.chat-header-cart {
  position: relative; background: none; border: none; cursor: pointer;
  font-size: 18px; padding: 4px 8px; color: var(--gray-500);
  transition: color 0.15s;
}
.chat-header-cart:hover { color: var(--gray-700); }
.chat-header-cart-dot {
  position: absolute; top: 2px; right: 4px;
  width: 8px; height: 8px; background: #f59e0b;
  border-radius: 50%; border: 2px solid var(--gray-50);
}

/* ══════════════════════════════════════════════════
   RECENT ORDERS SNIPPET (in-chat)
   ══════════════════════════════════════════════════ */
.orders-snippet {
  background: var(--brand-sand);
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  padding: 4px;
  margin-top: 8px;
  max-width: 480px;
}

.orders-snippet-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: transparent;
  border: none;
  padding: 10px 12px;
  cursor: pointer;
  text-align: left;
  font-family: var(--brand-font-ui);
  transition: background-color 150ms ease;
  border-radius: var(--brand-radius-sm);
}

.orders-snippet-row + .orders-snippet-row {
  border-top: 0.5px solid var(--brand-border);
}

.orders-snippet-row:hover {
  background: var(--brand-surface);
}

.orders-snippet-row-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.orders-snippet-order-number {
  font-family: var(--brand-font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-text);
  letter-spacing: 0.02em;
}

.orders-snippet-meta {
  font-size: 11px;
  color: var(--brand-text-quiet);
  font-weight: 400;
}

.orders-snippet-row-end {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
  margin-left: 12px;
}

.orders-snippet-total {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-amber-deep);
  font-family: var(--brand-font-mono);
}

.orders-snippet-pills {
  display: flex;
  gap: 4px;
}

.orders-snippet-pill {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--brand-radius-pill);
  background: var(--brand-surface);
  color: var(--brand-text-muted);
  text-transform: capitalize;
  white-space: nowrap;
}

.orders-snippet-pill--success {
  color: var(--brand-amber-deep);
}

.orders-snippet-view-all {
  display: block;
  text-align: center;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--brand-text-muted);
  text-decoration: none;
  border-top: 0.5px solid var(--brand-border);
  margin-top: 4px;
  transition: color 150ms ease;
  font-weight: 500;
}

.orders-snippet-view-all:hover {
  color: var(--brand-text);
}

html[data-theme="dark"] .orders-snippet {
  background: var(--brand-surface);
  border-color: var(--brand-border-strong);
}

html[data-theme="dark"] .orders-snippet-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

html[data-theme="dark"] .orders-snippet-pill {
  background: var(--brand-paper);
}

html[data-theme="dark"] .orders-snippet-total,
html[data-theme="dark"] .orders-snippet-pill--success {
  color: var(--brand-amber-bright);
}

/* ══════════════════════════════════════════════════
   SUBMIT ORDER MODAL
   ══════════════════════════════════════════════════ */
.som-overlay {
  position: fixed; inset: 0; z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.25s ease;
}
.som-overlay.som-open { opacity: 1; }
.som-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.5); backdrop-filter: blur(2px);
}
.som-sheet {
  position: relative; z-index: 1;
  background: #fff; border-radius: 14px;
  width: 90%; max-width: 440px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  transform: translateY(20px); transition: transform 0.25s ease;
  display: flex; flex-direction: column; max-height: 90vh;
  overflow-y: auto;
}
.som-open .som-sheet { transform: translateY(0); }
.som-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 0;
}
.som-title {
  font-size: 18px; font-weight: 700; color: var(--gray-900); margin: 0;
}
.som-close {
  background: none; border: none; font-size: 22px; color: var(--gray-400);
  cursor: pointer; padding: 4px; line-height: 1;
}
.som-close:hover { color: var(--gray-700); }
.som-body { padding: 16px 24px; }
.som-summary {
  font-size: 14px; color: var(--gray-600); margin-bottom: 20px;
  padding: 10px 14px; background: var(--gray-50); border-radius: 8px;
  font-weight: 500; text-align: center;
}
.som-field { margin-bottom: 16px; }
.som-label {
  display: block; font-size: 12px; font-weight: 600; color: var(--gray-600);
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px;
}
.som-input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--gray-200);
  border-radius: 8px; font-size: 16px; font-family: var(--font);
  color: var(--gray-900); background: #fff; box-sizing: border-box;
  transition: border-color 0.15s;
}
.som-input:focus { outline: none; border-color: var(--navy); }
.som-input::placeholder { color: var(--gray-400); }
.som-radio-group { display: flex; flex-direction: column; gap: 10px; }
.som-radio {
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--gray-700); cursor: pointer;
}
.som-radio input[type="radio"] { accent-color: var(--navy); }
.som-radio-rich {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.som-radio-rich:has(input:checked) {
  border-color: var(--brand-amber-deep);
  background: var(--brand-paper-warm, var(--brand-paper));
}
.som-radio-rich input[type="radio"] {
  margin-top: 2px;
  accent-color: var(--brand-amber-deep);
  flex-shrink: 0;
}
.som-radio-content { flex: 1; min-width: 0; }
.som-radio-title {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 500;
  color: var(--brand-text);
}
.som-default-preview {
  margin-top: 6px;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text-muted);
  line-height: 1.4;
}
.som-default-preview em {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  color: var(--brand-text);
}
.som-default-preview-empty {
  font-style: italic;
}
.som-saved-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-left: 22px;
  margin-top: -4px;
  padding: 8px 12px;
  background: var(--brand-paper);
  border-radius: var(--brand-radius-md);
}
.som-saved-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 4px;
  cursor: pointer;
  border-bottom: 0.5px solid var(--brand-border);
}
.som-saved-row:last-child { border-bottom: none; }
.som-saved-row input[type="radio"] {
  margin-top: 2px;
  accent-color: var(--brand-amber-deep);
  flex-shrink: 0;
}
.som-saved-content { flex: 1; min-width: 0; }
.som-saved-label {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
}
.som-saved-line {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-muted);
  margin-top: 2px;
}
.som-address-form {
  display: flex; flex-direction: column; gap: 8px;
  margin-top: 12px; padding: 12px; background: var(--gray-50);
  border-radius: 8px;
}
.som-row { display: flex; gap: 8px; }
.som-row .som-input { flex: 1; }
.som-sm { max-width: 80px; }
.som-error {
  margin-top: 12px; padding: 10px 14px; background: #fef2f2;
  border: 1px solid #fecaca; border-radius: 8px;
  font-size: 13px; color: #dc2626;
}
.som-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 16px 24px 20px; border-top: 1px solid var(--gray-100);
}
.som-cancel-btn {
  padding: 12px 20px; min-height: 44px; border-radius: 8px; font-size: 14px; font-weight: 600;
  background: var(--gray-100); color: var(--gray-700); border: none;
  cursor: pointer; font-family: var(--font); transition: background 0.15s;
}
.som-cancel-btn:hover { background: var(--gray-200); }
.som-submit-btn {
  padding: 12px 20px; min-height: 44px; border-radius: 8px; font-size: 14px; font-weight: 600;
  background: var(--navy); color: #d4a017; border: none;
  cursor: pointer; font-family: var(--font); transition: background 0.15s;
}
.som-submit-btn:hover { background: var(--navy-light); }
.som-submit-btn:disabled { opacity: 0.5; cursor: default; }

@media (max-width: 480px) {
  .som-sheet { width: 100%; max-width: none; border-radius: 14px 14px 0 0;
    position: fixed; bottom: 0; left: 0; right: 0; max-height: 95vh; }
  .som-open .som-sheet { transform: translateY(0); }
  .som-overlay:not(.som-open) .som-sheet { transform: translateY(100%); }
}

/* ── Brand toast (top-right, stacked) ──────────────── */
.cart-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  max-width: 360px;
  min-width: 280px;
  background: var(--brand-sand);
  border: 0.5px solid var(--brand-border);
  border-left: 3px solid var(--brand-amber);
  border-radius: var(--brand-radius-md);
  padding: 12px 16px;
  z-index: 11000;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  transform: translateX(380px);
  transition: transform 200ms ease-out, opacity 200ms ease-out, top 200ms ease-out;
  cursor: pointer;
}
.cart-toast--visible { transform: translateX(0); }
.cart-toast--leaving { opacity: 0; }
@media (max-width: 768px) {
  .cart-toast {
    top: 12px;
    left: 50%;
    right: auto;
    max-width: calc(100vw - 32px);
    transform: translate(-50%, -120%);
  }
  .cart-toast--visible {
    transform: translate(-50%, 0);
  }
}
.cart-toast-eyebrow {
  font: 600 10px/1.2 var(--brand-font-ui);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-amber-deep);
  margin-bottom: 4px;
}
.cart-toast-body {
  font: 400 13px/1.4 var(--brand-font-ui);
  color: var(--brand-text);
}
html[data-theme="dark"] .cart-toast {
  background: var(--brand-surface);
  border-color: var(--brand-border-strong);
  border-left-color: var(--brand-amber-deep);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}
html[data-theme="dark"] .cart-toast-eyebrow { color: var(--brand-amber-bright); }

/* ── Cart Card Empty State ───────────────────────── */
.cart-card-empty {
  color: #6b7280;
  font-size: 14px;
  padding: 16px;
  text-align: center;
  font-style: italic;
}

/* ── Chat Table ──────────────────────────────────────── */
.chat-table-wrapper {
  margin: 8px 0;
  border-radius: var(--radius);
  overflow: hidden;
}
.chat-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.chat-table th {
  background: var(--gray-100);
  padding: 6px 12px;
  text-align: left;
  font-weight: 500;
  border-bottom: 1px solid var(--gray-200);
}
.chat-table td {
  padding: 6px 12px;
  border-bottom: 0.5px solid var(--gray-200);
}
.chat-table tbody tr:last-child td {
  border-bottom: none;
}

/* ══════════════════════════════════════════════════════
   DARK MODE
   ══════════════════════════════════════════════════════ */
html[data-theme="dark"] {
  --navy: #13161f;
  --navy-light: #1e2130;
  --accent: #4d7cfe;
  --accent-hover: #3d6ce8;
  --bg: #0f1117;
  --white: #1a1d27;
  --gray-50: #1e2130;
  --gray-100: #22263a;
  --gray-200: #2e3350;
  --gray-300: #3d4266;
  --gray-400: #6b7499;
  --gray-500: #9ba3c0;
  --gray-700: #c8cee0;
  --gray-900: #f0f2f8;
  --red: #f87171;
  --green: #34d399;
  --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-lg: 0 4px 24px rgba(0,0,0,0.4);
}

/* Smooth transition */
body, .chat-area, .sidebar, .chat-input-bar, .chat-header,
.profile-modal, .pd-sheet, .pi-sheet,
.chat-messages, .message-bubble, .pc-card, .admin-section {
  transition: background-color 200ms, color 200ms, border-color 200ms;
}

/* Fix text-on-dark elements (sidebar, buttons use var(--white) for text) */
html[data-theme="dark"] .sidebar { color: #f0f2f8; }
html[data-theme="dark"] .hamburger-btn { color: #f0f2f8; }
html[data-theme="dark"] .btn-primary { color: #ffffff; }
html[data-theme="dark"] .btn-send { color: #ffffff; }
html[data-theme="dark"] .btn-new-chat { color: #ffffff; }
html[data-theme="dark"] .message-avatar {
  background: var(--brand-surface);
  color: var(--brand-text);
  border-color: var(--brand-border-strong);
}
html[data-theme="dark"] .conv-preview { color: #9ba3c0; }

/* Chat bubbles */
html[data-theme="dark"] .message-row.user .message-bubble {
  background: #2d5be3; color: #e2e8f0;
}
html[data-theme="dark"] .message-row.assistant .message-bubble {
  background: #1e2130; color: #f0f2f8; border-color: #2e3350;
}

/* Product cards — brand tokens auto-flip for surface/sand/border/text.
   Only price and button-hover need explicit dark-mode tweaks. */
html[data-theme="dark"] .pc-price-amount { color: var(--brand-amber-bright); }
html[data-theme="dark"] .pc-btn:hover { background: var(--brand-paper); }
html[data-theme="dark"] .pc-arrow { background: var(--brand-surface); }
html[data-theme="dark"] .pc-arrow:hover { background: var(--brand-sand); }

/* Product detail / info overlays — dark mode is handled inline via brand tokens.
   These overrides exist only for shadows and edge cases brand tokens can't cover. */
@media (min-width: 769px) {
  html[data-theme="dark"] .pd-sheet,
  html[data-theme="dark"] .pi-sheet { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5); }
}

/* Shared form-group inputs (admin/profile forms) */
html[data-theme="dark"] .form-group input {
  background: #1e2130; border-color: #2e3350; color: #f0f2f8;
}
html[data-theme="dark"] .form-group input:focus {
  border-color: #4d7cfe; box-shadow: 0 0 0 3px rgba(77,124,254,0.15);
}

/* Chat input */
html[data-theme="dark"] .chat-input-bar textarea {
  background: #1e2130; border-color: #2e3350; color: #f0f2f8;
}
html[data-theme="dark"] .chat-input-bar textarea:focus {
  border-color: #4d7cfe; box-shadow: 0 0 0 3px rgba(77,124,254,0.15);
}
html[data-theme="dark"] .chat-input-bar textarea::placeholder { color: #6b7499; }

/* Admin sections */
html[data-theme="dark"] .admin-table td { border-color: #2e3350; }
html[data-theme="dark"] .admin-table th { border-color: #2e3350; }
html[data-theme="dark"] .btn-sm { background: #1e2130; border-color: #2e3350; color: #c8cee0; }
html[data-theme="dark"] .btn-sm:hover { background: #22263a; }
html[data-theme="dark"] .btn-sm.active-filter { background: #4d7cfe; color: #ffffff; border-color: #4d7cfe; }
html[data-theme="dark"] .badge-active { background: rgba(52,211,153,0.15); color: #34d399; }
html[data-theme="dark"] .badge-inactive { background: rgba(248,113,113,0.15); color: #f87171; }

/* Submit order modal */
html[data-theme="dark"] .som-sheet { background: #1a1d27; }
html[data-theme="dark"] .som-summary { background: #22263a; color: #9ba3c0; }
html[data-theme="dark"] .som-input { background: #1e2130; border-color: #2e3350; color: #f0f2f8; }
html[data-theme="dark"] .som-input:focus { border-color: #4d7cfe; }
html[data-theme="dark"] .som-input::placeholder { color: #6b7499; }
html[data-theme="dark"] .som-cancel-btn { background: #22263a; color: #c8cee0; }
html[data-theme="dark"] .som-cancel-btn:hover { background: #2e3350; }
html[data-theme="dark"] .som-submit-btn { background: #13161f; }
html[data-theme="dark"] .som-footer { border-color: #2e3350; }
html[data-theme="dark"] .som-address-form { background: #22263a; }
html[data-theme="dark"] .som-error { background: rgba(248,113,113,0.1); border-color: rgba(248,113,113,0.3); color: #f87171; }
html[data-theme="dark"] .som-backdrop { background: rgba(0,0,0,0.7); }

/* Modal overlays */
html[data-theme="dark"] .sidebar-overlay { background: rgba(0,0,0,0.6); }
html[data-theme="dark"] .profile-modal-overlay { background: rgba(0,0,0,0.7); }

/* Toast */
/* .cart-toast dark mode is handled inline via brand tokens above */

/* Scrollbars */
html[data-theme="dark"] .chat-messages::-webkit-scrollbar-thumb { background: #3d4266; }

/* Skeleton shimmer */
html[data-theme="dark"] .pc-pulse {
  background: linear-gradient(90deg, #22263a 25%, #2e3350 50%, #22263a 75%);
  background-size: 200% 100%;
}

/* ── Dark Mode Safety Net — catch hardcoded dark text in inline styles ── */
html[data-theme="dark"] [style*="color:var(--navy)"],
html[data-theme="dark"] [style*="color: var(--navy)"] {
  color: var(--gray-900) !important;
}
html[data-theme="dark"] [style*="color:#64748b"],
html[data-theme="dark"] [style*="color: #64748b"] {
  color: #9ba3c0 !important;
}
html[data-theme="dark"] [style*="color:#1e293b"],
html[data-theme="dark"] [style*="color: #1e293b"] {
  color: #f0f2f8 !important;
}

/* Dark mode toggle button */
/* ── Catalog Grid (category browse mode) ──────────── */
.catalog-container {
  margin-top: 8px;
}
.catalog-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  background: var(--brand-sand);
  border: 0.5px solid var(--brand-border);
  border-left: 3px solid var(--brand-amber);
  border-radius: var(--brand-radius-md);
  padding: 10px 14px;
  margin-bottom: 12px;
  transition: background-color 0.4s ease;
}
.catalog-header-flash {
  background: var(--brand-paper);
}
html[data-theme="dark"] .catalog-header {
  background: var(--brand-surface);
  border-color: var(--brand-border-strong);
  border-left-color: var(--brand-amber-deep);
}
html[data-theme="dark"] .catalog-header-flash {
  background: var(--brand-sand);
}
.catalog-title {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
}
.catalog-count {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  font-weight: 400;
  color: var(--brand-text-quiet);
  letter-spacing: 0.02em;
}
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 0 0 8px;
}
.catalog-grid .catalog-card {
  flex: none;
  width: auto;
}
.catalog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  padding: 0;
}
.catalog-page-btn {
  background: transparent;
  color: var(--brand-text);
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  padding: 8px 14px;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.12s, transform 0.08s;
}
.catalog-page-btn:hover:not(:disabled) { background: var(--brand-sand); }
.catalog-page-btn:active:not(:disabled) { transform: scale(0.98); }
.catalog-page-btn:disabled {
  color: var(--brand-text-quiet);
  border-color: var(--brand-border);
  cursor: default;
}
.catalog-page-info {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-muted);
}
@media (max-width: 768px) {
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .catalog-grid { grid-template-columns: 1fr; }
}

/* ── Catalog Breadcrumb ──────────────────────────── */
.catalog-breadcrumb {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-quiet);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
}
.catalog-breadcrumb-step {
  color: var(--brand-amber-deep);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--brand-font-ui);
  font-size: 12px;
  padding: 0;
  text-decoration: none;
}
.catalog-breadcrumb-step:hover { text-decoration: underline; }
.catalog-breadcrumb-sep { color: var(--brand-text-quiet); margin: 0 2px; }
.catalog-breadcrumb-current { color: var(--brand-text); font-weight: 600; }
html[data-theme="dark"] .catalog-breadcrumb-step { color: var(--brand-amber-bright); }

/* ── Guide Step Pills (chat bubble) ─────────────── */
.guide-step-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.guide-pill {
  font-size: 14px;
  font-family: var(--font);
  font-weight: 500;
  color: var(--accent);
  background: transparent;
  border: 1.5px solid var(--accent);
  border-radius: 20px;
  padding: 8px 18px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.guide-pill:hover {
  background: var(--accent);
  color: #fff;
}
.guide-pill.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.guide-skip {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: var(--gray-400);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  padding: 0;
  text-decoration: none;
}
.guide-skip:hover { color: var(--accent); text-decoration: underline; }

@media (max-width: 480px) {
  .guide-step-pills { flex-direction: column; }
  .guide-pill { width: 100%; text-align: center; }
}
/* Empty state — editorial */
.catalog-empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 24px;
}
.catalog-empty-title {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 20px;
  color: var(--brand-text-muted);
  margin-bottom: 8px;
}
.catalog-empty-sub {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text-quiet);
}

/* Dark theme — guide pill (catalog-* base now uses brand tokens, auto-flips). */
html[data-theme="dark"] .guide-pill { color: var(--accent); border-color: var(--accent); background: transparent; }
html[data-theme="dark"] .guide-pill:hover { background: var(--accent); color: #fff; }
html[data-theme="dark"] .guide-pill.selected { background: var(--accent); color: #fff; }
html[data-theme="dark"] .guide-skip { color: #4a5080; }
html[data-theme="dark"] .guide-skip:hover { color: var(--accent); }
html[data-theme="dark"] .catalog-empty-icon { color: #4a5080; }
html[data-theme="dark"] .catalog-empty-text { color: #9ba3c0; }

.dark-mode-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  padding: 4px 8px;
  color: var(--gray-500);
  transition: color 0.15s;
  line-height: 1;
}
.dark-mode-toggle:hover { color: var(--gray-700); }

/* ── Greeting Hint ───────────────────────────────── */
.greeting-hint {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: var(--gray-400);
  line-height: 1.5;
}

/* ── Dark mode overrides for new elements ────────── */
html[data-theme="dark"] .greeting-hint {
  color: var(--gray-400);
}

/* ══════════════════════════════════════════════════════
   PORTAL MODE TOGGLE (Chat | Shop)
   ══════════════════════════════════════════════════════ */
.mode-toggle {
  display: inline-flex;
  background: var(--gray-100);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.mode-pill {
  background: transparent;
  border: none;
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-500);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
  font-family: inherit;
}
.mode-pill:hover { color: var(--gray-700); }
.mode-pill-active {
  background: var(--white);
  color: var(--accent);
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}
.mode-pill-active:hover { color: var(--accent); }

html[data-theme="dark"] .mode-toggle { background: var(--gray-100); }
html[data-theme="dark"] .mode-pill { color: var(--gray-500); }
html[data-theme="dark"] .mode-pill-active {
  background: var(--gray-200);
  color: var(--accent);
}

/* Chat vs Shop mode — show/hide within .chat-area */
.app-layout[data-mode="chat"] .shop-panel { display: none; }
.app-layout[data-mode="shop"] .chat-messages,
.app-layout[data-mode="shop"] .chat-input-bar {
  display: none !important;
}

/* Smooth fade when switching */
.chat-messages, .shop-panel {
  animation: fadeInMode 180ms ease;
}
@keyframes fadeInMode {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ══════════════════════════════════════════════════════
   SHOP PANEL
   ══════════════════════════════════════════════════════ */
.shop-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--brand-paper);
}

.shop-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  background: var(--brand-paper);
  border-bottom: 0.5px solid var(--brand-border);
  flex-wrap: wrap;
}

.shop-search-wrap {
  position: relative;
  flex: 1;
  min-width: 220px;
  display: flex;
  align-items: center;
  background: var(--brand-surface);
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  padding: 0 14px;
  transition: border-color 0.15s;
}
.shop-search-wrap:focus-within {
  border-color: var(--brand-border-strong);
}
.shop-search-icon {
  display: inline-flex;
  align-items: center;
  color: var(--brand-text-quiet);
  pointer-events: none;
}
.shop-search-icon svg { width: 16px; height: 16px; }
.shop-search-input {
  flex: 1;
  width: 100%;
  padding: 10px 0 10px 10px;
  border: none;
  background: transparent;
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text);
}
.shop-search-input:focus { outline: none; }
.shop-search-input::placeholder { color: var(--brand-text-quiet); }

.shop-category-select,
.shop-sort-select {
  padding: 10px 36px 10px 14px;
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 14px;
  background-color: var(--brand-surface);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px;
  color: var(--brand-text);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  transition: border-color 0.15s;
}
.shop-category-select:hover,
.shop-sort-select:hover,
.shop-category-select:focus,
.shop-sort-select:focus {
  outline: none;
  border-color: var(--brand-border-strong);
}
.shop-category-select { min-width: 180px; }
.shop-sort-select { min-width: 170px; }

.shop-count {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  font-weight: 400;
  color: var(--brand-text-quiet);
  letter-spacing: 0.02em;
  margin-left: auto;
  white-space: nowrap;
}

.shop-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px 32px;
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.shop-grid .pc-card {
  flex: none;
  width: auto;
}
.shop-grid .pc-card .pc-img-wrap {
  height: auto;
  aspect-ratio: 1 / 1;
}

/* Cap density at very wide viewports so cards don't get too small */
@media (min-width: 1920px) {
  .shop-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}
@media (min-width: 1600px) and (max-width: 1919px) {
  .shop-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
@media (min-width: 1280px) and (max-width: 1599px) {
  .shop-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .shop-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .shop-header {
    padding: 12px 14px;
    gap: 8px;
  }
  .shop-scroll { padding: 16px 14px 32px; }
  .shop-category-select,
  .shop-sort-select { width: 100%; min-width: 0; }
  .shop-search-wrap { min-width: 0; width: 100%; }
  .shop-count {
    margin-left: 0;
    width: 100%;
    order: 3;
  }
}
@media (max-width: 480px) {
  .shop-grid { grid-template-columns: 1fr; }
}

.shop-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 24px;
}
.shop-empty-title {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 20px;
  color: var(--brand-text-muted);
  margin-bottom: 8px;
}
.shop-empty-sub {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text-quiet);
}

.shop-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}
.shop-pagination:empty { display: none; }
.shop-page-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: transparent;
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
  cursor: pointer;
  transition: background 0.12s, transform 0.08s;
}
.shop-page-btn:hover:not(:disabled) { background: var(--brand-sand); }
.shop-page-btn:active:not(:disabled) { transform: scale(0.98); }
.shop-page-btn:disabled {
  color: var(--brand-text-quiet);
  border-color: var(--brand-border);
  cursor: default;
}
.shop-page-info {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-muted);
}

@media (max-width: 600px) {
  .shop-pagination {
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }
  .shop-page-btn {
    min-height: 44px;
    padding: 10px 14px;
  }
  .shop-page-info {
    flex: 1 1 100%;
    text-align: center;
    order: -1;
  }
}

/* Dark mode — chevron in selects swaps to a lighter stroke. Other surfaces flip via tokens. */
html[data-theme="dark"] .shop-category-select,
html[data-theme="dark"] .shop-sort-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23B8B4A8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
}

/* ══════════════════════════════════════════════════════
   CHAT SURFACE — BRAND TOKENS (Session 2)
   Overrides legacy chat styling above. Brand tokens come
   from brand.css. Loaded after styles.css.
   ══════════════════════════════════════════════════════ */

/* Container */
.chat-area {
  background: var(--brand-paper);
}
.chat-messages {
  background: var(--brand-paper);
  padding: 24px;
  gap: 0;
}

/* Header */
.chat-header {
  border-bottom: 0.5px solid var(--brand-border);
  background: var(--brand-paper);
  color: var(--brand-text);
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 24px;
}
@media (max-width: 768px) {
  .chat-header {
    padding-left: 72px;
  }
}

/* Assistant avatar — brand mark at 28px */
.chat-agent-mark {
  width: 28px;
  height: 28px;
  font-size: 15px;
  align-self: flex-start;
  margin-top: 2px;
}

/* Message rows */
.chat-messages .message-row {
  padding: 12px 0;
  max-width: 100%;
  gap: 12px;
}
.chat-messages .message-row.user {
  max-width: 70%;
}
.chat-messages .message-row.assistant {
  max-width: 100%;
}

/* Turn separators — only at role boundaries, never inside a turn */
.chat-messages .message-row.assistant + .message-row.user,
.chat-messages .message-row.user + .message-row.assistant {
  border-top: 0.5px solid var(--brand-border);
  margin-top: 12px;
  padding-top: 24px;
}
.chat-messages .message-row + .message-row.assistant .chat-agent-mark {
  /* Slight breathing room above subsequent agent turns */
}

/* User bubble — bubbled, asymmetric corner */
.chat-messages .message-row.user .message-bubble {
  background: var(--brand-ink);
  color: var(--brand-paper);
  border: none;
  border-radius: 14px 14px 4px 14px;
  padding: 10px 14px;
  font-family: var(--brand-font-ui);
  font-size: 14.5px;
  line-height: 1.5;
}
html[data-theme="dark"] .chat-messages .message-row.user .message-bubble {
  background: var(--brand-sand);
  color: var(--brand-text);
  border: 0.5px solid var(--brand-border-strong);
}

/* Assistant message — unbubbled prose */
.chat-messages .message-row.assistant .message-bubble {
  background: transparent;
  color: var(--brand-text);
  border: none;
  border-radius: 0;
  padding: 2px 0 0;
  font-family: var(--brand-font-ui);
  font-size: 15px;
  line-height: 1.55;
}
.chat-messages .message-row.assistant .message-col {
  flex: 1;
  min-width: 0;
}

/* Timestamps */
.chat-messages .message-time {
  color: var(--brand-text-quiet);
}

/* Hide legacy inline streaming dot — typing indicator now lives on the avatar */
.chat-messages .message-row.assistant .message-bubble.streaming-dot::after {
  display: none;
}

/* Typing indicator — pulsing amber dot in the agent disc, swaps back to "b" on first token */
.chat-messages .message-row.assistant:has(.message-bubble.streaming-dot) .chat-agent-mark {
  color: transparent;
}
.chat-messages .message-row.assistant:has(.message-bubble.streaming-dot) .chat-agent-mark::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-amber);
  animation: chat-typing-pulse 1.2s ease-in-out infinite;
}
html[data-theme="dark"] .chat-messages .message-row.assistant:has(.message-bubble.streaming-dot) .chat-agent-mark::after {
  background: var(--brand-amber-deep);
}
.chat-messages .message-row.assistant .chat-agent-mark {
  position: relative;
}
@keyframes chat-typing-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1.0; }
}

/* Input bar */
.chat-input-bar {
  background: var(--brand-paper);
  border-top: 0.5px solid var(--brand-border);
  padding: 12px 24px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  gap: 8px;
}
.chat-input-bar textarea {
  background: transparent;
  border: none;
  color: var(--brand-text);
  font-family: var(--brand-font-ui);
  font-size: 14px;
  padding: 10px 4px;
  min-height: 44px;
}
.chat-input-bar textarea::placeholder {
  color: var(--brand-text-quiet);
}
.chat-input-bar textarea:focus {
  border: none;
  box-shadow: none;
  outline: none;
}

/* Send button — the only amber surface in chat view */
.chat-input-bar .btn-send {
  background: var(--brand-amber);
  color: var(--brand-amber-text-on);
  border: none;
  border-radius: var(--brand-radius-md);
  padding: 8px 16px;
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 600;
  min-width: auto;
  min-height: auto;
}
.chat-input-bar .btn-send:hover:not(:disabled) {
  background: var(--brand-amber-deep);
  color: var(--brand-paper);
}
.chat-input-bar .btn-send:disabled {
  background: var(--brand-paper);
  color: var(--brand-text-quiet);
  opacity: 1;
}

/* Resting state — greeting + cards */
.chat-resting {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 0 24px;
}
.chat-resting-greeting {
  margin-bottom: 32px;
}
.chat-resting-hello {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 32px;
  line-height: 1.2;
  color: var(--brand-text);
  margin: 0 0 8px;
}
.chat-resting-sub {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text-muted);
  line-height: 1.5;
  margin: 0;
}
.chat-resting-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 600px) {
  .chat-resting-cards { grid-template-columns: 1fr; }
  .chat-resting { padding: 24px 0; }
  .chat-resting-hello { font-size: 26px; }
}
.chat-resting-card {
  background: var(--brand-paper);
  border: 0.5px solid var(--brand-border);
  border-radius: var(--brand-radius-md);
  padding: 14px;
}
.chat-resting-card-eyebrow {
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-amber-deep);
  margin-bottom: 6px;
}
html[data-theme="dark"] .chat-resting-card-eyebrow {
  color: var(--brand-amber-bright);
}
.chat-resting-card-eyebrow.is-quiet {
  color: var(--brand-text-quiet);
}
.chat-resting-card-body {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text);
  line-height: 1.45;
}
.chat-resting-fallback {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  color: var(--brand-text-muted);
  margin-top: 12px;
}

/* Header hairline tweak in dark */
html[data-theme="dark"] .chat-header {
  border-bottom-color: var(--brand-border);
  background: var(--brand-paper);
}

/* Send button focus ring keeps brand consistency */
.chat-input-bar .btn-send:focus-visible {
  outline: 2px solid var(--brand-amber-deep);
  outline-offset: 2px;
}

/* ══════════════════════════════════════════════════════
   SESSION 3 — SIDEBAR + TABS + INLINE CART
   Brand-tokens override block. Loaded after legacy rules
   so cascade wins.
   ══════════════════════════════════════════════════════ */

/* Sidebar shell — ink in light, sand in dark */
.sidebar {
  background: var(--brand-ink);
  color: var(--brand-paper);
  border-right: 0.5px solid var(--brand-border);
  padding: 0 14px 14px;
}
html[data-theme="dark"] .sidebar {
  background: var(--brand-sand);
  color: var(--brand-text);
  border-right-color: var(--brand-border);
}

/* Wordmark block */
.sidebar-brand {
  padding: 24px 6px 18px;
  border-bottom: 0.5px solid rgba(244, 240, 230, 0.1);
  margin-bottom: 10px;
}
html[data-theme="dark"] .sidebar-brand {
  border-bottom-color: var(--brand-border);
}
.sidebar-wordmark {
  font-family: var(--brand-font-ui);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--brand-paper);
  line-height: 1;
}
html[data-theme="dark"] .sidebar-wordmark {
  color: var(--brand-text);
}
.sidebar-wordmark-i {
  color: var(--brand-amber);
}
html[data-theme="dark"] .sidebar-wordmark-i {
  color: var(--brand-amber-deep);
}
.sidebar-tagline {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 12px;
  color: var(--brand-text-quiet);
  margin-top: 4px;
}

/* New Conversation button — quiet, paper-on-ink */
.btn-new-chat {
  width: 100%;
  margin: 0 0 10px;
  padding: 12px 14px;
  background: transparent;
  color: var(--brand-paper);
  border: 0.5px solid rgba(244, 240, 230, 0.15);
  border-radius: var(--brand-radius-md);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  min-height: 44px;
  text-align: left;
  transition: background 0.15s, transform 0.05s, border-color 0.15s;
}
.btn-new-chat:hover {
  background: rgba(244, 240, 230, 0.05);
  border-color: rgba(244, 240, 230, 0.25);
}
.btn-new-chat:active { transform: scale(0.98); }
.btn-new-chat-plus { opacity: 0.7; margin-right: 4px; }
html[data-theme="dark"] .btn-new-chat {
  color: var(--brand-text);
  border-color: var(--brand-border-strong);
}
html[data-theme="dark"] .btn-new-chat:hover {
  background: rgba(244, 240, 230, 0.05);
}

/* Conversation list */
.sidebar-conversations {
  padding: 0;
}
.conv-date-group {
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-text-quiet);
  padding: 0;
  margin: 20px 6px 8px;
}
.conv-item {
  position: relative;
  padding: 8px 28px 8px 12px;
  border-radius: var(--brand-radius-sm);
  margin-bottom: 1px;
  cursor: pointer;
  transition: background 0.12s;
  border-left: 2px solid transparent;
}
.conv-item:hover {
  background: rgba(244, 240, 230, 0.05);
}
html[data-theme="dark"] .conv-item:hover {
  background: rgba(244, 240, 230, 0.04);
}
.conv-item.conv-active {
  background: rgba(245, 166, 35, 0.08);
  border-left-color: var(--brand-amber);
}
.conv-preview {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 400;
  color: rgba(244, 240, 230, 0.85);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}
html[data-theme="dark"] .conv-preview {
  color: var(--brand-text-muted);
}
.conv-meta {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  margin-top: 2px;
}
.conv-delete-btn {
  color: var(--brand-text-quiet);
}
.conv-delete-btn:hover {
  color: var(--brand-paper);
  background: transparent;
}
html[data-theme="dark"] .conv-delete-btn:hover {
  color: var(--brand-text);
}
.conv-empty {
  font-family: var(--brand-font-ui);
  font-size: 12px;
  color: var(--brand-text-quiet);
}

/* Clear conversations — small text link */
.btn-clear-convs {
  background: none;
  border: none;
  width: 100%;
  margin: 6px 0 8px;
  padding: 4px 8px;
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  text-align: left;
  border-radius: var(--brand-radius-sm);
}
.btn-clear-convs:hover {
  background: transparent;
  border: none;
  color: var(--brand-paper);
}
html[data-theme="dark"] .btn-clear-convs:hover {
  color: var(--brand-text);
}

/* Cart preview block */
.sidebar-cart-section {
  background: rgba(244, 240, 230, 0.05);
  border: 0.5px solid rgba(244, 240, 230, 0.1);
  border-radius: var(--brand-radius-md);
  margin: 0 0 10px;
  padding: 12px;
  height: auto;
  gap: 10px;
}
html[data-theme="dark"] .sidebar-cart-section {
  background: var(--brand-surface);
  border-color: var(--brand-border-strong);
}
.sidebar-cart-icon-wrap {
  color: var(--brand-paper);
  opacity: 0.7;
  font-size: 16px;
}
html[data-theme="dark"] .sidebar-cart-icon-wrap {
  color: var(--brand-text);
}
.sidebar-cart-count {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-paper);
}
html[data-theme="dark"] .sidebar-cart-count {
  color: var(--brand-text);
}
.sidebar-cart-total {
  font-family: var(--brand-font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-amber-deep);
  margin-top: 1px;
}
html[data-theme="dark"] .sidebar-cart-total {
  color: var(--brand-amber-bright);
}
.sidebar-cart-view-btn {
  background: transparent;
  border: 0.5px solid rgba(244, 240, 230, 0.2);
  color: var(--brand-paper);
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--brand-radius-pill);
}
.sidebar-cart-view-btn:hover {
  background: rgba(244, 240, 230, 0.08);
  color: var(--brand-paper);
}
html[data-theme="dark"] .sidebar-cart-view-btn {
  color: var(--brand-text);
  border-color: var(--brand-border-strong);
}
html[data-theme="dark"] .sidebar-cart-view-btn:hover {
  background: rgba(244, 240, 230, 0.04);
  color: var(--brand-text);
}

/* Account info block — stacked lines, no card */
.sidebar-account {
  padding: 8px 6px 12px;
}
.sidebar-company {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-paper);
  padding: 0;
  margin: 0 0 2px;
}
html[data-theme="dark"] .sidebar-company {
  color: var(--brand-text);
}
.sidebar-email {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  padding: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: normal;
}

/* Sign Out + Profile — quiet small style */
.btn-logout,
.btn-profile {
  background: transparent;
  border: 0.5px solid rgba(244, 240, 230, 0.1);
  color: var(--brand-text-quiet);
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--brand-radius-sm);
  width: 100%;
  min-height: auto;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.btn-logout:hover,
.btn-profile:hover {
  background: transparent;
  color: var(--brand-paper);
  border-color: rgba(244, 240, 230, 0.2);
}
.btn-profile {
  margin-bottom: 6px;
  text-align: left;
}
html[data-theme="dark"] .btn-logout,
html[data-theme="dark"] .btn-profile {
  border-color: var(--brand-border-strong);
}
html[data-theme="dark"] .btn-logout:hover,
html[data-theme="dark"] .btn-profile:hover {
  color: var(--brand-text);
  border-color: var(--brand-text-muted);
}

/* Hamburger button (mobile) — match brand */
.hamburger-btn {
  background: var(--brand-ink);
  color: var(--brand-paper);
  border-radius: var(--brand-radius-md);
}
html[data-theme="dark"] .hamburger-btn {
  background: var(--brand-sand);
  color: var(--brand-text);
}

/* ────────────────────────────────────────────────────
   MODE TOGGLE — text-only with amber underline
   ──────────────────────────────────────────────────── */
.chat-header .mode-toggle {
  background: transparent;
  border-radius: 0;
  padding: 0;
  gap: 24px;
}
.chat-header .mode-pill {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 10px 4px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 400;
  color: var(--brand-text-muted);
  box-shadow: none;
  transition: color 0.15s, border-color 0.15s;
}
.chat-header .mode-pill:hover {
  color: var(--brand-text);
  background: transparent;
}
.chat-header .mode-pill-active,
.chat-header .mode-pill[aria-selected="true"] {
  background: transparent;
  color: var(--brand-text);
  font-weight: 500;
  border-bottom-color: var(--brand-amber);
  box-shadow: none;
}
html[data-theme="dark"] .chat-header .mode-toggle {
  background: transparent;
}
html[data-theme="dark"] .chat-header .mode-pill {
  color: var(--brand-text-muted);
}
html[data-theme="dark"] .chat-header .mode-pill-active,
html[data-theme="dark"] .chat-header .mode-pill[aria-selected="true"] {
  background: transparent;
  color: var(--brand-text);
  border-bottom-color: var(--brand-amber-deep);
}

/* Chat-header cart icon — desaturate (the amber dot remains as a real indicator) */
.chat-header-cart {
  color: var(--brand-text-muted);
}
.chat-header-cart:hover {
  color: var(--brand-text);
}
.chat-header-cart-dot {
  background: var(--brand-amber);
  border-color: var(--brand-paper);
}
html[data-theme="dark"] .chat-header-cart-dot {
  border-color: var(--brand-paper);
}

/* Dark mode toggle button */
.dark-mode-toggle {
  color: var(--brand-text-muted);
}
.dark-mode-toggle:hover {
  color: var(--brand-text);
}

/* ────────────────────────────────────────────────────
   INLINE CART CARD — paper, DRAFT stamp, mono qty
   ──────────────────────────────────────────────────── */
.cart-card {
  background: var(--brand-paper);
  border: 0.5px solid var(--brand-border-strong);
  border-radius: var(--brand-radius-lg);
  padding: 16px;
  margin-top: 12px;
  overflow: visible;
}
.cart-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0;
  border-bottom: none;
  color: var(--brand-text);
  gap: 12px;
}
.cart-card-header-left {
  flex: 1;
  min-width: 0;
}
.cart-card-eyebrow {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 13px;
  color: var(--brand-text-muted);
  margin-bottom: 2px;
}
.cart-card-subline {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  line-height: 1.4;
}
.cart-card-draft-stamp {
  font-family: var(--brand-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brand-text-muted);
  background: var(--brand-sand);
  padding: 4px 8px;
  border-radius: var(--brand-radius-sm);
  flex-shrink: 0;
}
.cart-card-divider {
  height: 0;
  border-top: 0.5px solid var(--brand-border);
  margin: 12px 0;
}
.cart-card-items {
  padding: 0;
}
.cart-card-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: none;
  border-top: 0.5px solid var(--brand-border);
}
.cart-card-item:first-child {
  border-top: none;
}
.cart-card-item-link:hover {
  background: transparent;
}
.cart-card-item-info {
  flex: 1;
  min-width: 0;
}
.cart-card-item-title {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cart-card-item-variant {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  margin-top: 2px;
}
.cart-card-item-nums {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-shrink: 0;
  margin-left: 12px;
}
.cart-card-qty {
  font-family: var(--brand-font-mono);
  font-size: 12px;
  color: var(--brand-text-muted);
}
.cart-card-price {
  font-family: var(--brand-font-ui);
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-amber-deep);
  min-width: 64px;
  text-align: right;
}
html[data-theme="dark"] .cart-card-price {
  color: var(--brand-amber-bright);
}
.cart-card-item-chevron {
  color: var(--brand-text-quiet);
  margin-left: 8px;
}
.cart-card-error {
  padding: 8px 0;
  font-size: 12px;
  color: #b91c1c;
  background: transparent;
}
.cart-card-footer {
  padding-top: 14px;
  border-top: 0.5px solid var(--brand-border-strong);
  margin-top: 12px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.cart-card-footer-totals {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1 1 auto;
}
.cart-card-subtotal-label {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  color: var(--brand-text-quiet);
  margin-bottom: 2px;
}
.cart-card-total-amount {
  font-family: var(--brand-font-ui);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--brand-text);
  line-height: 1.1;
}
.cart-card-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.cart-card-clear-btn {
  background: transparent;
  border: 0.5px solid var(--brand-border-strong);
  color: var(--brand-text-muted);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 400;
  padding: 12px 18px;
  min-height: 44px;
  border-radius: var(--brand-radius-md);
}
.cart-card-clear-btn:hover {
  background: transparent;
  color: var(--brand-text);
  border-color: var(--brand-text-muted);
}
.cart-card-submit-btn {
  background: var(--brand-amber);
  color: var(--brand-amber-text-on);
  border: 0.5px solid var(--brand-amber-deep);
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  padding: 12px 18px;
  min-height: 44px;
  border-radius: var(--brand-radius-md);
  white-space: nowrap;
}
.cart-card-submit-btn:hover {
  background: var(--brand-amber-deep);
  color: var(--brand-paper);
  border-color: var(--brand-amber-deep);
}
.cart-card-submit-arrow {
  margin-left: 2px;
}
.cart-card-empty {
  font-family: var(--brand-font-ui);
  color: var(--brand-text-quiet);
  font-style: normal;
}

@media (max-width: 600px) {
  .cart-card-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .cart-card-actions {
    justify-content: flex-end;
  }
}

/* ══════════════════════════════════════════════════
   ACCOUNT SCREEN — /account, /account/orders/:n, /account/info, /account/open
   ══════════════════════════════════════════════════ */

.account-screen {
  min-height: 100dvh;
  background: var(--brand-paper);
  color: var(--brand-text);
  font-family: var(--brand-font-ui);
  padding: 32px 40px;
  overflow-y: auto;
}

.account-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 0.5px solid var(--brand-border);
}

.account-wordmark {
  font-family: var(--brand-font-ui);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--brand-ink);
  line-height: 1;
  text-decoration: none;
}
html[data-theme="dark"] .account-wordmark { color: var(--brand-text); }
.account-wordmark-i { color: var(--brand-amber); }
html[data-theme="dark"] .account-wordmark-i { color: var(--brand-amber-deep); }

.account-back-to-chat {
  display: inline-flex;
  align-items: center;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text-muted);
  text-decoration: none;
  transition: color 150ms ease;
}
.account-back-to-chat:hover { color: var(--brand-text); }

.account-body {
  display: flex;
  gap: 48px;
  padding-top: 32px;
  align-items: flex-start;
}

.account-nav {
  width: 200px;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.account-nav-title {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 18px;
  color: var(--brand-text);
  margin-bottom: 16px;
}

.account-nav-item {
  background: none;
  border: none;
  border-left: 2px solid transparent;
  text-align: left;
  padding: 12px 14px;
  min-height: 40px;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 400;
  color: var(--brand-text-muted);
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease;
}
.account-nav-item:hover { color: var(--brand-text); }
.account-nav-item.active {
  font-weight: 500;
  color: var(--brand-text);
  border-left-color: var(--brand-amber);
}
html[data-theme="dark"] .account-nav-item.active { border-left-color: var(--brand-amber-deep); }

.account-main {
  flex: 1;
  min-width: 0;
}

.account-section { margin-bottom: 48px; }

.account-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.account-section-heading {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-weight: 400;
  font-size: 24px;
  color: var(--brand-text);
  letter-spacing: -0.01em;
}

.account-section-subheading {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-text-quiet);
  margin-bottom: 12px;
}

/* Filter tabs (Order history page) */
.account-filter-tabs {
  display: inline-flex;
  gap: 20px;
}
.account-filter-tab {
  background: none;
  border: none;
  padding: 10px 14px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-family: var(--brand-font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text-muted);
  cursor: pointer;
  border-bottom: 1.5px solid transparent;
  transition: color 150ms ease, border-color 150ms ease;
}
.account-filter-tab:hover { color: var(--brand-text); }
.account-filter-tab.active {
  color: var(--brand-text);
  border-bottom-color: var(--brand-amber);
}
html[data-theme="dark"] .account-filter-tab.active { border-bottom-color: var(--brand-amber-deep); }

/* Status pills */
.account-pill {
  display: inline-block;
  font-family: var(--brand-font-ui);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--brand-text-muted);
  background: var(--brand-sand);
  padding: 2px 8px;
  border-radius: var(--brand-radius-pill);
  white-space: nowrap;
}
.account-pill + .account-pill { margin-left: 4px; }
.account-pill-success { color: var(--brand-amber-deep); }
html[data-theme="dark"] .account-pill-success { color: var(--brand-amber-bright); }
.account-pill-warning { color: var(--brand-amber-text-on); background: var(--brand-amber-bright); }

/* Order list */
.account-orders-list {
  display: flex;
  flex-direction: column;
}

.account-order-row {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  background: none;
  border: none;
  border-bottom: 0.5px solid var(--brand-border);
  padding: 16px 8px;
  text-align: left;
  cursor: pointer;
  font-family: var(--brand-font-ui);
  color: inherit;
  transition: background 120ms ease;
}
.account-order-row:hover { background: var(--brand-sand); }
.account-order-row:last-child { border-bottom: none; }

.account-order-row-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.account-order-number {
  font-size: 14px;
  font-weight: 500;
  color: var(--brand-text);
  font-variant-numeric: tabular-nums;
}
.account-order-meta {
  font-size: 12px;
  color: var(--brand-text-muted);
}

.account-order-row-total {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}
.account-order-total-amount {
  font-family: var(--brand-font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--brand-text);
}
.account-order-status-pills {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.account-order-row-chevron {
  color: var(--brand-text-quiet);
  display: flex;
  align-items: center;
}

/* Empty / loading / error states */
.account-empty-state {
  padding: 40px 0;
  text-align: center;
}
.account-empty-headline {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 20px;
  color: var(--brand-text);
  margin-bottom: 8px;
}
.account-empty-body {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  color: var(--brand-text-muted);
}
.account-loading {
  padding: 32px 0;
  font-size: 13px;
  color: var(--brand-text-quiet);
}
.account-error {
  padding: 16px;
  font-size: 13px;
  color: #c93030;
  background: rgba(239, 68, 68, 0.06);
  border-radius: var(--brand-radius-md);
}

/* Account info section */
.account-info-group { margin-bottom: 32px; }
.account-info-group-title {
  font-family: var(--brand-font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-text-quiet);
  margin-bottom: 8px;
}
.account-info-row {
  display: flex;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 0.5px solid var(--brand-border);
  align-items: baseline;
}
.account-info-row:last-child { border-bottom: none; }
.account-info-label {
  width: 140px;
  flex: 0 0 auto;
  font-size: 13px;
  color: var(--brand-text-muted);
}
.account-info-value {
  flex: 1;
  font-size: 13px;
  color: var(--brand-text);
}
.account-info-empty {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 13px;
  color: var(--brand-text-quiet);
}
.account-info-link {
  color: var(--brand-amber-deep);
  text-decoration: none;
  border-bottom: 0.5px solid var(--brand-amber-deep);
}
.account-info-link:hover { color: var(--brand-amber); border-color: var(--brand-amber); }
html[data-theme="dark"] .account-info-link { color: var(--brand-amber-bright); border-color: var(--brand-amber-bright); }
.account-info-rep {
  font-size: 13px;
  color: var(--brand-text);
}
.account-info-footer { margin-top: 24px; }
.account-info-note {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 13px;
  color: var(--brand-text-muted);
}

/* Address block (shared by info + detail) */
.account-address-block {
  font-family: var(--brand-font-ui);
  font-size: 13px;
  line-height: 1.5;
  color: var(--brand-text);
}

/* Order detail header */
.account-order-detail-header { margin-bottom: 32px; }
.account-order-detail-back {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text-muted);
  text-decoration: none;
  margin-bottom: 12px;
  transition: color 150ms ease;
}
.account-order-detail-back:hover { color: var(--brand-text); }
.account-order-detail-meta {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 13px;
  color: var(--brand-text-muted);
  margin-top: 4px;
}
.account-order-detail-status-row {
  margin-top: 12px;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

/* Order detail sections grid (2 cols desktop, 1 col mobile) */
.account-order-detail-sections {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.account-order-detail-section { margin-bottom: 32px; }

/* Totals block */
.account-totals { display: flex; flex-direction: column; }
.account-totals-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  font-size: 13px;
}
.account-totals-label { color: var(--brand-text-muted); }
.account-totals-value {
  font-family: var(--brand-font-mono);
  color: var(--brand-text);
}
.account-totals-row-total {
  padding-top: 12px;
  margin-top: 4px;
  border-top: 0.5px solid var(--brand-border);
  font-size: 14px;
}
.account-totals-value-emph {
  font-size: 16px;
  font-weight: 500;
  color: var(--brand-amber-deep);
}
html[data-theme="dark"] .account-totals-value-emph { color: var(--brand-amber-bright); }

/* Line items */
.account-line-item-list {
  display: flex;
  flex-direction: column;
}
.account-line-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 12px 8px;
  border-bottom: 0.5px solid var(--brand-border);
}
.account-line-item:last-child { border-bottom: none; }
.account-line-item-main {
  flex: 1;
  min-width: 0;
}
.account-line-item-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
  line-height: 1.4;
}
.account-line-item-variant {
  font-size: 11px;
  color: var(--brand-text-quiet);
  margin-top: 2px;
}
.account-line-item-flags {
  font-family: var(--brand-font-editorial);
  font-style: italic;
  font-size: 11px;
  color: var(--brand-amber-deep);
  margin-top: 4px;
}
html[data-theme="dark"] .account-line-item-flags { color: var(--brand-amber-bright); }
.account-line-item-qty {
  font-family: var(--brand-font-mono);
  font-size: 13px;
  color: var(--brand-text-muted);
  min-width: 36px;
  text-align: right;
}
.account-line-item-prices {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  min-width: 90px;
}
.account-line-item-line-total {
  font-family: var(--brand-font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--brand-text);
}
.account-line-item-unit-price {
  font-size: 11px;
  color: var(--brand-text-quiet);
}
.account-line-item-status { align-self: center; }

/* Tracking */
.account-tracking-list {
  display: flex;
  flex-direction: column;
}
.account-tracking-row {
  display: grid;
  grid-template-columns: 80px 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 10px 8px;
  border-bottom: 0.5px solid var(--brand-border);
  font-size: 13px;
}
.account-tracking-row:last-child { border-bottom: none; }
.account-tracking-company {
  font-weight: 500;
  color: var(--brand-text);
}
.account-tracking-number {
  font-family: var(--brand-font-mono);
  font-size: 12px;
  color: var(--brand-text);
  overflow-wrap: anywhere;
}
.account-tracking-status {
  font-size: 12px;
  color: var(--brand-text-muted);
  text-transform: capitalize;
}
.account-tracking-link a {
  color: var(--brand-amber-deep);
  text-decoration: none;
  font-weight: 500;
}
.account-tracking-link a:hover { color: var(--brand-amber); }
html[data-theme="dark"] .account-tracking-link a { color: var(--brand-amber-bright); }

/* Invoices */
.account-invoice-list {
  display: flex;
  flex-direction: column;
}
.account-invoice-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 16px;
  align-items: center;
  padding: 10px 8px;
  border-bottom: 0.5px solid var(--brand-border);
  font-size: 13px;
}
.account-invoice-row:last-child { border-bottom: none; }
.account-invoice-number {
  font-family: var(--brand-font-mono);
  font-size: 13px;
  color: var(--brand-text);
}
.account-invoice-sent {
  font-size: 12px;
  color: var(--brand-text-muted);
}
.account-invoice-total {
  font-family: var(--brand-font-mono);
  font-weight: 500;
  color: var(--brand-text);
}

/* Sidebar account block — clickable variant (customer only) */
.sidebar-account-link {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  border-radius: var(--brand-radius-md);
  transition: background 150ms ease;
}
.sidebar-account-link:hover {
  background: rgba(244, 240, 230, 0.05);
}
html[data-theme="dark"] .sidebar-account-link:hover {
  background: rgba(244, 240, 230, 0.04);
}

/* Sidebar Account nav button (between conversation list and Clear Conversations) */
.sidebar-account-nav-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: transparent;
  border: 0.5px solid rgba(244, 240, 230, 0.15);
  color: var(--brand-paper);
  font-family: var(--brand-font-ui);
  font-size: 12px;
  font-weight: 500;
  padding: 8px 12px;
  margin: 4px 0;
  border-radius: var(--brand-radius-md);
  cursor: pointer;
  text-align: left;
  transition: background 150ms ease, border-color 150ms ease;
}
.sidebar-account-nav-btn:hover {
  background: rgba(244, 240, 230, 0.08);
  border-color: rgba(244, 240, 230, 0.25);
}
html[data-theme="dark"] .sidebar-account-nav-btn {
  color: var(--brand-text);
  border-color: var(--brand-border-strong);
}
html[data-theme="dark"] .sidebar-account-nav-btn:hover {
  background: rgba(244, 240, 230, 0.04);
}

/* Responsive: ≤600px → nav becomes horizontal scroll above main. Tablet portrait keeps the two-column desktop layout. */
@media (max-width: 600px) {
  .account-screen { padding: 24px 16px; }
  .account-body {
    flex-direction: column;
    gap: 24px;
    padding-top: 24px;
  }
  .account-nav {
    width: 100%;
    flex-direction: row;
    overflow-x: auto;
    gap: 0;
    padding-bottom: 4px;
    border-bottom: 0.5px solid var(--brand-border);
  }
  .account-nav-title { display: none; }
  .account-nav-item {
    border-left: none;
    border-bottom: 2px solid transparent;
    padding: 12px 14px;
    min-height: 44px;
    white-space: nowrap;
  }
  .account-nav-item.active {
    border-left: none;
    border-bottom-color: var(--brand-amber);
  }
  html[data-theme="dark"] .account-nav-item.active {
    border-bottom-color: var(--brand-amber-deep);
  }
  .account-order-detail-sections {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .account-info-label { width: 110px; }
  .account-tracking-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .account-invoice-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .account-section-header { gap: 12px; }
  .account-filter-tabs { gap: 14px; }
}

@media (max-width: 480px) {
  .account-screen { padding: 20px 12px; }
  .account-order-row { gap: 10px; padding: 14px 6px; }
  .account-order-total-amount { font-size: 13px; }
  .account-line-item-prices { min-width: 70px; }
  .account-section-heading { font-size: 20px; }
}